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Browsing Zoology and Entomology by Type "Thesis"
Now showing items 1-20 of 127
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(University of Pretoria, 2013)Genetic parameters such as genetic variability, gene flow, relatedness and migration were determined between two South African coastal delphinid species, Cephalorhynchus heavisidii (Heaviside’s dolphin) and Tursiops aduncus ...
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(University of Pretoria, 2007-09-19)Field-based mesocosm studies may be used as conceptual experiments to examine theoretical questions using the generated empirical data. A field-based Drosophilidae-nectarine mesocosm, comprising sun and shaded microclimate ...
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(University of Pretoria, 2018)With catches of over 360,000 individuals, Antarctic blue whales Balaenoptera musculus intermedia were harvested to near extinction by commercial whaling in the past century. Antarctic blue whales are an important ecological ...
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(University of Pretoria, 2014)The purpose of this study was to identify and address an expectations gap in the environmental-performance information between a community that believes it is being polluted and the organisations from a nearby industrial ...
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(University of Pretoria, 2005-05-19)The structuring of ant assemblages in a Southern African savanna was investigated using data from the only long-term, large-scale savanna fire experiment in Africa. A comprehensive survey of three habitats in the Kruger ...
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(University of Pretoria, 2014)This thesis investigates a number of aspects of the biology of the East African root rat, Tachyoryctes splendens (Rüppell, 1835) and provides important information currently depauperate in the literature. These aspects ...
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(University of Pretoria, 2011-11-10)ENGLISH: This thesis is a study of the microstructure of hair of southern African mammals, in particular of the Carnivora. It serves to fill a gap in knowledge of hair studies from this region, and points to the use of ...
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(University of Pretoria, 2005-07-05)Please read the abstract in the section 00front of this document
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(University of Pretoria, 2010-12-17)Aloe marlothii is a winter-flowering succulent that is widespread in the savanna biome of northern and north-eastern South Africa. Plants grow up to 8 m in height and are commonly found on rocky north-facing slopes. Nectar ...
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(University of Pretoria, 2010)Tropical forests are shrinking worldwide. This is mainly because human beings, in a bid to obtain a livelihood, have overexploited their timber and non-timber products. At Arabuko Sokoke Forest (ASF), Kenya, community-driven ...
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(University of Pretoria, 2009)Please read the abstract in the section 00front of this document.
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(University of Pretoria, 2007-10-25)Please read the abstract in the section oofront of this document
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(University of Pretoria, 2006-05-19)The responsiveness of South African fauna to climate change events is poorly documented and not routinely incorporated into regional conservation planning exercises. The lack of detailed distribution data for appreciable ...
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(University of Pretoria, 2014)Protected areas (PAs) cover 12.9% of Earth’s land, while just 5.8% has strict protection for biodiversity (Earth’s variety of ecosystems, species, and genetic variation). Constraints of size and configuration, mismanagement, ...
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(University of Pretoria, 2013-05-17)Rastrococcus iceryoides Green (Hemiptera: Pseudococcidae), an alien invasive mealybug pest of Asian origin was first detected in Tanzania in 1989. This pest rapidly spread by the mid-1990s and was soon present in Coastal ...
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(University of Pretoria, 2012)This thesis addresses questions within the research fields of invasion biology and spatial ecology, with a focus on species distribution patterns, biogeographical regions and ecological transition zones, or ecotones. ...
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Black eagle Aquila Verreauxii predation on rock hyrax Procavia Capensis and other prey in the Karoo (University of Pretoria, 2007-06-11)Please read the abstract in the section 00front of this document. Please note that pages 9 and 10 are missing from the available paper, as well as the microfiche copy.
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(University of Pretoria, 2011-01-24)African mole-rats (Bathyergidae) are subterranean hystricomorph rodents offering an excellent system with which to test theories relating to the evolution and maintenance of sociality in mammals. The aridity food distribution ...
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(University of Pretoria, 2015)The current study is about the evolution and the morphology of dung beetles, subfamily Scarabaeinae. The study includes the systematics of the tribe Canthonini and an exhaustive analysis of the morphological variation ...
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(University of Pretoria, 2007-11-12)Please read the abstract in the section, 00front of this document
Now showing items 1-20 of 127